Why did the bark on the trunk of my apple trees split?
Trees are 4-6yrs old, were pruned for the 1st time this fall. What should I do? Thanks for your time and assistance. Kim
Certified GKH Gardening Expert
This seems to be a case of what is called frost crack. This article will explain: https://www.gardeningknowhow.com/ornamental/trees/tgen/cracking-tree-trunks.htm